Pragmatism is the most famous single work of American philosophy. Its sequel, The Meaning of Truth, is its imperative and inevitable companion. The definitive texts of both works are here available for the first time in one volume, with an introduction by the distinguished contemporary philosopher A. J. Ayer.

In Pragmatism James attacked the transcendental, rationalist tradition in philosophy and tried to clear the ground for the doctrine he called radical empiricism. When first published, the book caused an uproar. It was greeted with praise, hostility,...